Alpine Immune Sciences
NASDAQ:ALPNAlpine Immune Sciences, Inc. operates as a clinical-stage biopharmaceutical company. It focuses on the discovery and development of immunotherapies through protein engineering technologies for treating autoimmune and inflammatory diseases. The company's product pipeline includes Povetacicept, a dual B cell cytokine antagonist, which is in Phase 2 clinical trial for the treatment of multiple autoimmune and inflammatory diseases; and Acazicolcept, a dual inhibitor of the CD28 and ICOS T cell costimulatory pathways that is in preclinical trial for the treatment of systemic lupus erythematosus. It is also developing RUBY-3 that has completed Phase 1 clinical trial for the treatment of glomerulonephritis; and RUBY-4, which has completed Phase 1 clinical trial for the treatment of cytopenias. The company was incorporated in 2007 and is headquartered in Seattle, Washington.
Enlivex Therapeutics
NASDAQ:ENLVEnlivex Therapeutics Ltd. operates as a clinical-stage macrophage reprogramming immunotherapy company. It is developing Allocetra, a cell-based therapy to treat organ dysfunction and failure associated with sepsis that is in phase II clinical trial, as well as in preclinical trial to treat solid tumors. The company has a collaboration agreement with BeiGene to evaluate the safety and efficacy of Allocetra in combination with tislelizumab, an anti-PD-1 immune checkpoint inhibitor for the treatment of patients with advanced-stage solid tumors. Enlivex Therapeutics Ltd. is headquartered in Ness Ziona, Israel.
Heat Biologics
NASDAQ:HTBXHeat Biologics, Inc., an integrated biopharmaceutical company, engages in the development of immune therapies and vaccines. The company's therapies are used to modulate the immune system against various diseases, including cancer and infectious diseases. Its gp96 platform, including ImPACT, an allogenic cell-based, T-cell-stimulating platform that functions as an immune activator to stimulate and expand T-cells; and ComPACT, which delivers antigen driven T-cell activation and specific co-stimulation in a single product. The company develops HS-110, which has completed enrollment in a Phase II clinical trial to treat patients with advanced non-small cell lung cancer; and HS-130 that is in Phase I clinical trial for the treatment of advanced solid tumors. Its products also include PTX-35, a novel T-cell co-stimulator agonist antibody targeting DR3/TNFRSF25 that is in Phase I clinical trial; DR3/TNFRSF25 for various immunotherapy approaches; and COVID-19 vaccine, which is in preclinical stage. Heat Biologics, Inc. has a collaboration with Dr. James Shapiro at University of Alberta to manufacture surrogate mouse version of PTX-35. The company was incorporated in 2008 and is headquartered in Morrisville, North Carolina.
Stealth BioTherapeutics
NASDAQ:MITOStealth BioTherapeutics Corp, a clinical-stage biotechnology company, focuses on the discovery, development, and commercialization of therapies for diseases involving mitochondrial dysfunction. Its lead product candidate is Elamipretide that is in phase 3 clinical trial to treat barth syndrome, phase 2/3 clinical trial for the treatment of duchenne cardiomyopathy, phase 2a clinical trial to treat friedreich's ataxia, phase 2 clinical trial for the treatment of dry age-related macular degeneration, phase 2 clinical trial to treat leber's hereditary optic neuropathy, and phase 3 clinical trial for the treatment of replisome myopathies. The company's product candidates also include SBT-20 to treat complications of diabetes, renal diseases, ocular diseases, neurodegenerative, Parkinson's, Alzheimer's, Huntington's, and ALS diseases; SBT-550 for rare neurological indications; and SBT-272, a peptidomimetic that targets the mitochondria and stabilizing mitochondrial function under conditions of oxidative stress, as well as SBT 550. Stealth BioTherapeutics Corp was incorporated in 2006 and is based in George Town, the Cayman Islands.
Synlogic
NASDAQ:SYBXSynlogic, Inc., a clinical-stage biopharmaceutical company, engages in the discovery and development of synthetic biotics to treat metabolic and immunological diseases in the United States. Its pipeline include SYNB1618, an orally administered, non-systemically absorbed drug candidate to treat phenylketonuria; SYNB1934, an orally administered, non-systemically absorbed drug candidate, which is in Phase III clinical trial to treat phenylketonuria; SYNB1353, an orally administered, non-systemically absorbed drug candidate, which is in Phase II clinical to treat homocystinuria; SYNB8802, an orally administered, non-systemically absorbed drug candidate that is in Phase II clinical trial for the treatment of enteric hyperoxaluria; and SYNB2081 to lower uric acid for the potential treatment of gout. The company is also developing SYNB1891, an intratumorally administered synthetic biotic medicine to treat solid tumors and lymphoma. It has a collaboration agreement with F. Hoffmann-La Roche Ltd and Hoffmann-La Roche Inc. for the research and pre-clinical development of a synthetic biotic medicine for the treatment of inflammatory bowel disease; and Ginkgo Bioworks, Inc. Synlogic, Inc. is based in Cambridge, Massachusetts.